Home / 35,457,969.20-53,188,703.40-18,451,857.20

Finding the Fourth Proportional to 35,457,969.20, 53,188,703.40 and 18,451,857.20

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Solution

The fourth proportional to 35,457,969.20, 53,188,703.40 and 18,451,857.20 is: 27,678,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457,969.20 : 53,188,703.40 = 18,451,857.20 : x
  2. Step 2: Convert to fraction form
    35,457,969.20/53,188,703.40 = 18,451,857.20/x
  3. Step 3: Cross multiply
    35,457,969.20x = 53,188,703.40 × 18,451,857.20
  4. Step 4: Simplify right side
    35,457,969.20x = 981,430,359,789,954.38
  5. Step 5: Solve for x
    x = 981,430,359,789,954.38/35,457,969.20
  6. Step 6: Final answer
    x = 27,678,696.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.